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Oval|Lab Grown|IGI

1.05ct E IF Oval Lab Grown Diamond

EX • E/IF • IGI LG756575149

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG756575149

Diamond specifications and retailer prices

From £239 GBP
$318 USD
As of October 28, 2026
Save £859 GBP (78%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,765 GBP at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.05ct lab-grown oval diamond

This 1.05ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG756575149 or 756575149. Listed at 23 retailers as of October 28, 2026, with a 360% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756575149
Dimensions5.81 × 5.81 × 3.49 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.81 mm5.81 mm1.05 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756575149
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £1,765 GBP|Low: £239 GBP|High: £1,765 GBP|Avg: £611 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 5£239 GBP
Retailer 3£357 GBP
Retailer 12£357 GBP
Retailer 4£446 GBP
Retailer 11£455 GBP
Retailer 7£466 GBP
Retailer 13£477 GBP
Retailer 9£487 GBP
Retailer 10£644 GBP
Retailer 14£678 GBP
Retailer 2£838 GBP
Retailer 6£1,030 GBP
Retailer 8£1,065 GBP
Brilliant Earth£1,765 GBP

44 data points across 14 retailers

23 retailers£239 GBP to £1,098 GBP

A
Retailer 1
-
£213 GBP
$284 USD
Price last confirmed 19 days ago
A
Retailer 2
-
£239 GBP
$318 USD
View
Final sale: no returns
A
Retailer 3
-
£248 GBP
$330 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
£264 GBP
$352 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
£264 GBP
$352 USD
View
Price last confirmed 27 days ago
A
Retailer 6
-
£357 GBP
$475 USD
View
A
Retailer 7
-
£357 GBP
$475 USD
View
B+
Retailer 8
-
£446 GBP
$594 USD
View
B+
Retailer 9
-
£455 GBP
ZAR 9,778 ZAR
View
B+
Retailer 10
-
£466 GBP
View
B+
Retailer 11
-
£472 GBP
$629 USD
View
B+
Retailer 12
-
£477 GBP
€605 EUR
View
B+
Retailer 13
-
£487 GBP
A$998 AUD
View
B+
Retailer 14
-
£644 GBP
A$1,319 AUD
View
B
Retailer 15
-
£678 GBP
$903 USD
View
B+
Retailer 16
-
£710 GBP
SGD 1,277 SGD
View
B+
Retailer 17
-
£838 GBP
A$1,716 AUD
View
B
Retailer 18
-
£850 GBP
$1,132 USD
View
Price last confirmed 22 days ago
B
Retailer 19
-
£888 GBP
$1,183 USD
View
B
Retailer 20
-
£1,030 GBP
View
B
Retailer 21
-
£1,065 GBP
View
B
Retailer 22
-
£1,098 GBP
$1,462 USD
View
Most Expensive
B
Brilliant Earth
18210727A · Oct 16
£1,765 GBP
$2,350 USD
View
Price last confirmed 13 days ago
22 more retailers have this diamond
Prices start from £239 GBPSave up to £859 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.05ct Oval
£239 GBP